Immune System CD8 surface antigen is present in suppresssor T cells both (a) and (b) cytotoxic T cells none of these suppresssor T cells both (a) and (b) cytotoxic T cells none of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Immunity is not long lasting to diphtheria whooping cough mumps influenza diphtheria whooping cough mumps influenza ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? Size of the antigen Foreignness All of these Chemical nature Size of the antigen Foreignness All of these Chemical nature ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in non-specific killing of virus transformed target cells all of these tumour rejection allograft rejection non-specific killing of virus transformed target cells all of these tumour rejection allograft rejection ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding B cells? B cells can undergo class switching and produce a different antibody type B one marrow stem cells migrate to the thymus and develop into B cells B cells synthesize antibodies and put them on their cell surface B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B cells can undergo class switching and produce a different antibody type B one marrow stem cells migrate to the thymus and develop into B cells B cells synthesize antibodies and put them on their cell surface B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in T cells monocytes none of these B cells T cells monocytes none of these B cells ANSWER DOWNLOAD EXAMIANS APP